A MAN in his early 40s has been arrested for the murder of a two-month-old baby girl.

The infant, who had breathing difficulties, was rushed to KK Women's and Children's Hospital from the void deck of Block 250 Yishun, Avenue 9 on Sunday at about 8.45pm.

She died about two hours later.

The man, a friend of the baby's mother, was arrested on Sunday night at 11 pm for murder, said police on Monday.

He will be charged in court on Tuesday morning for murder.